Xbox Game Pass is adding 12 new titles to its December catalogue, including two day-one releases. The standout here has to be the Remnant franchise — both From the Ashes and its newly launched sequel Remnant II, celebrated for its souls-like shooter experience that pits players against tough-as-nails fantastical monsters, across procedurally-generated levels. Its challenges can also be tackled in co-op, so it’s best advised that you check…